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การใช้งานโปรแกรม EViews เบื้องต้น. 1. การสร้าง Workfile ใหม่. เปิดไฟล์ใน Excel. …\ex_train_research\Excel files II\regression.xls (sheet “Example”). 2. การสร้าง Objects Series ของข้อมูล. วิธีที่ 1 การป้อนข้อมูลเข้าโดยตรง. Double Click ที่ series gdp. - PowerPoint PPT Presentation
EViews 1. Workfile
\ex_train_research\Excel files II\regression.xls (sheet Example) Excel
2. Objects Series 1
Series gdp Edit+/- NA Edit+/- Series gdp
2. Objects Series () 2 Spreadsheet (Excel) File Excel 1 Excel
C2 5 Column 1970:1 1982:4 File Excel
Save Workfile
EViews EViews (^) (*), (/) (), (=), (=) and, or
Transform / (Generate) Genr Workfile Generate Series by Equation
1 1. Series
2. View/Graph/Line
2 1. Group 2 Series 2 Series Open/as Group Group: UNTITLED
2. Group Name
3. View/Graph/Scatter/Scatter with Regression Group: Group01
4. Transformations
1) Group Series1.
2) View/Multiple Graphs/Line
2. View/Descriptive Stats/Individual Sample
3. (Correlation matrix) View/Correlations/ Common Samples
(Ordinary Least Square Method)
demo.wf1
Eviews Quick/Estimate Equation
y c x1 x2 x3 x4
95 ( Prob. < 0.05 x3 Prob. > 0.05) x3
Workfile range Double click range 1 End date 1983:4
Sample Sample Double click Sample 1983:4
x1, x2, x4 Exponential Smoothing Series: x1 Double click View/Graph/Line Trend+Seasonal
Series: x1 Procs/Exponential smoothing
x1sma
x1smm error Additive
Series: x1 Trend+Seasonal Holt-Winters-Additive Holt-Winters-Multiplicative Additive Trend Seasonal Holt-Winter-No seasonal Series: x1 Smoothing x1sma
Exponential Smoothing ( x3) Series: x1sma x2sma x4sma
Group series Exponential Smoothing Ctrl x1, x1sma, x2, x2sma, x4, x4sma Open/ as Group
Edit+/-
Copy Series Exponential Smoothing (x1sma x2sma x4sma) Paste Series (x1, x2, x4) x1, x2, x4
Edit+/- Name Group
Eviews Quick/Estimate Equation
Name eq01
Double click Equation: Eq01 Forecast
Eviews Exponential Smoothing & Time Regression
ex_train_research\Excel I\ ExponentialSmoothing&TrendRegression.xls(sheet Example)
1. work file
2. Excel
3.1 Range Sample End date 1983:43.
Exponential Smoothing1. Double y View/Graph/Line yTrend & seasonal Exponential Smoothing Series: y
TrendExponential SmoothingTime RegressionHolt-Winter-No Seasonal
Holt-Winter-AdditiveHolt-Winter-MultiplicativeTrend & SeasonalExponential Smoothing
( 1)
( 2)
Exponential Smoothing Multiplicative Additive Additive Multiplicative
Exponential Smoothing Multiplicative